Some studies monitoring side effects of covid vaccines:

COVID-19 vaccines and adverse events of special interest: A multinational Global Vaccine Data Network (GVDN) cohort study of 99 million vaccinated individuals
https://www.sciencedirect.com/science/article/pii/S0264410X2...

Booster vaccination with SARS-CoV-2 mRNA vaccines and myocarditis in adolescents and young adults: a Nordic cohort study
https://academic.oup.com/eurheartj/advance-article-abstract/...

COVID-19 mRNA Vaccines: Lessons Learned from the Registrational Trials and Global Vaccination Campaign
https://www.cureus.com/articles/203052-covid-19-mrna-vaccine...

Platelet-neutrophil interaction in COVID-19 and vaccine-induced thrombotic thrombocytopenia
https://www.frontiersin.org/articles/10.3389/fimmu.2023.1186...

Cardiovascular Manifestation of the BNT162b2 mRNA COVID-19 Vaccine in Adolescents
https://pubmed.ncbi.nlm.nih.gov/36006288/

Surveillance of COVID-19 vaccine safety among elderly persons aged 65 years and older
https://pubmed.ncbi.nlm.nih.gov/36496287/

Apparent risks of postural orthostatic tachycardia syndrome diagnoses after COVID-19 vaccination and SARS-Cov-2 Infection
https://www.nature.com/articles/s44161-022-00177-8

To Evaluate the Safety, Tolerability, and Immunogenicity of BNT162b2 Against COVID-19 in Healthy Pregnant Women 18 Years of Age and Older
https://clinicaltrials.gov/ct2/show/NCT04754594

Long-term COVID-19 booster effectiveness by infection history and clinical vulnerability and immune imprinting: a retrospective population-based cohort study
https://www.thelancet.com/journals/laninf/article/PIIS1473-3...

A Comparison of Cases of Autoimmune Hepatitis After Vaccination Against COVID-19
https://journals.lww.com/acgcr/Fulltext/2023/01000/It_Can_t_...

SARS-CoV-2 Vaccination and Myocarditis in a Nordic Cohort Study of 23 Million Residents
https://jamanetwork.com/journals/jamacardiology/fullarticle/...

Massari M. et al: Postmarketing active surveillance of myokarditis and pericarditis following vaccination with COVID-19 mRNA vaccines in persons aged 12 to 39 years in Italy: A multi-database, self-controlled case series study
https://pubmed.ncbi.nlm.nih.gov/34849657/

Lai F.T. et al: Carditis After COVID-19 Vaccination With a Messenger RNA Vaccine and an Inactivated Virus Vaccine
https://www.acpjournals.org/doi/full/10.7326/M21-3700?rfr_da...

Oster M.E. et al: Myocarditis Cases Reported After mRNA-Based COVID-19 Vaccination in the US From December 2020 to August 2021
https://jamanetwork.com/journals/jama/fullarticle/2788346

Bardosh K.et al: COVID-19 Vaccine Boosters for Young Adults: A Risk-Benefit Assessment and Five Ethical Arguments against Mandates at Universities
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4206070

Goddard K.et al: Risk of myokarditis and pericarditis following BT162b2 and mRNA-1273 COVID-19 vaccination,
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9273527/

Age and sex-specific risks of myokarditis and pericarditis following Covid-19 messenger RNA vaccines
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9233673/

Epidemiology of Acute Myocarditis/Pericarditis in Hong Kong Adolescents Following Comirnaty Vaccination
https://pubmed.ncbi.nlm.nih.gov/34849657/

Persistent Cardiac Magnetic Resonance Imaging Finfings in a Cohort of Adolescents with Post-Coronavirus Disease 2019 mRNA Vaccine Myopericarditis
https://www.jpeds.com/article/S0022-3476(22)00282-7/fulltext

Vaccine-Associated Myo/Pericarditis in Adolescents: A Stratified Risk-Benefit Analysis
https://onlinelibrary.wiley.com/doi/10.1111/eci.13759

Risks of myocarditis, pericarditis, and cardiac arrhythmias associated with COVID-19 vaccination or SARS-CoV-2 infection
https://www.nature.com/articles/s41591-021-01630-0#Aff1